420012208

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{340919}}^1$

素因数の和:340945

約数の個数: 40

約数和(自身を含む): 1014577920

約数和(自身を除く): 594565712

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 340919, 681838, 1363676, 2386433, 2727352, 3750109, 4772866, 5454704, 7500218, 9545732, 15000436, 19091464, 26250763, 30000872, 38182928, 52501526, 60001744, 105003052, 210006104, 420012208]

約数ペア:

[(1, 420012208), (2, 210006104), (4, 105003052), (7, 60001744), (8, 52501526), (11, 38182928), (14, 30000872), (16, 26250763), (22, 19091464), (28, 15000436), (44, 9545732), (56, 7500218), (77, 5454704), (88, 4772866), (112, 3750109), (154, 2727352), (176, 2386433), (308, 1363676), (616, 681838), (1232, 340919)]